# Important MCQs On Sets and Functions, Groups Quiz 5

The pose concerns MCQs on Sets Functions and Groups from Chapter 2 of First Year Mathematics. There are 20 multiple-choice questions in the quiz. Let us start with MCQs on Sets and Functions Quiz.

Online Multiple Choice Questions about “Sets Functions and Groups” from First Year Mathematics Book

1. A ($1-1$) and onto function is also called ————— Function.

2. The function $f=\{(x, y) | y = mx + c\}$, $m$ and $c$ are real number is

3. A function $f: A \rightarrow B$ is ($1-1$) if

4. The function $f=\{(x, y) | y = ax^2 + bx + c, a\ne 0\}$ is

5. A ($1-1$) function is also called ————– function.

6. If $f: A \rightarrow B$ is a function then it is an into function if

7. The truth set of a contradiction is

8. If set $A$ has 2 elements and $B$ has 4 element then number of elements in $A \times B$ are

9. The inverse of a function Exists only if it is

10. A function $f: A \rightarrow B$ is called an onto if

11. The truth set of a tautology is

12. Logical form of $A \cup (B \cap C) = (A \cup B) \cap (A\cup B)$ is

13. Every subset of Cartesian product $A \times B$ is called

14. If $p$ is a proposition, then the truth set of $\sim p$ is

15. The function $f=\{(x, y) | y = x\}$ is

16. A function $f: A \rightarrow B$ is ($1-1$) an onto if

17. The empty set $\{ \}$ being the subset of $A \times B$ is

18. If $y=\sqrt{x}, \, x \ge 0$ is a function then its inverse is

19. The inverse of a line is

20. An onto function is also called ————— function.

### MCQs on Sets and Functions, Groups from First Year Mathematics

• If $p$ is a proposition, then the truth set of $\sim p$ is
• The truth set of a tautology is
• The truth set of a contradiction is
• Logical form of $A \cup (B \cap C) = (A \cup B) \cap (A\cup B)$ is
• If set $A$ has 2 elements and $B$ has 4 element then number of elements in $A \times B$ are
• Every subset of Cartesian product $A \times B$ is called
• The empty set ${ }$ being the subset of $A \times B$ is
• If $f: A \rightarrow B$ is a function then it is an into function if
• A function $f: A \rightarrow B$ is called an onto if
• A function $f: A \rightarrow B$ is ($1-1$) if
• A function $f: A \rightarrow B$ is ($1-1$) an onto if
• A ($1-1$) function is also called ————– function.
• An onto function is also called ————— function.
• A ($1-1$) and onto function is also called ————— Function.
• The inverse of a function Exists only if it is
• The function $f={(x, y) | y = mx + c}$, $m$ and $c$ are real number is
• The function $f={(x, y) | y = ax^2 + bx + c, a\ne 0}$ is
• The inverse of a line is
• If $y=\sqrt{x}, \, x \ge 0$ is a function then its inverse is
• The function $f={(x, y) | y = x}$ is

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